Convert ppapi/shared to use TrackedCallback.

ppapi/shared_impl/private/tcp_socket_private_impl.h

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef PPAPI_SHARED_IMPL_PRIVATE_TCP_SOCKET_PRIVATE_IMPL_H_
 #define PPAPI_SHARED_IMPL_PRIVATE_TCP_SOCKET_PRIVATE_IMPL_H_
 
 #include <string>
 
 #include "base/compiler_specific.h"
 #include "ppapi/shared_impl/resource.h"
+#include "ppapi/shared_impl/tracked_callback.h"
 #include "ppapi/thunk/ppb_tcp_socket_private_api.h"
 
 namespace ppapi {
 
 // This class provides the shared implementation of a
 // PPB_TCPSocket_Private.  The functions that actually send messages
 // to browser are implemented differently for the proxied and
 // non-proxied derived classes.
 class PPAPI_SHARED_EXPORT TCPSocketPrivateImpl
     : public thunk::PPB_TCPSocket_Private_API,
@@ skipping 63 matching lines @@
     // initiating SSL is pending).
     CONNECTED,
     // An SSL connection has been successfully established.
     SSL_CONNECTED,
     // The connection has been ended.
     DISCONNECTED
   };
 
   void Init(uint32 socket_id);
   bool IsConnected() const;
-  void PostAbortAndClearIfNecessary(PP_CompletionCallback* callback);
+  void PostAbortIfNecessary(scoped_refptr<TrackedCallback>* callback);
 
   uint32 socket_id_;
   ConnectionState connection_state_;
 
-  PP_CompletionCallback connect_callback_;
-  PP_CompletionCallback ssl_handshake_callback_;
-  PP_CompletionCallback read_callback_;
-  PP_CompletionCallback write_callback_;
+  scoped_refptr<TrackedCallback> connect_callback_;
+  scoped_refptr<TrackedCallback> ssl_handshake_callback_;
+  scoped_refptr<TrackedCallback> read_callback_;
+  scoped_refptr<TrackedCallback> write_callback_;
 
   char* read_buffer_;
   int32_t bytes_to_read_;
 
   PP_NetAddress_Private local_addr_;
   PP_NetAddress_Private remote_addr_;
 
   DISALLOW_COPY_AND_ASSIGN(TCPSocketPrivateImpl);
 };
 
 }  // namespace ppapi
 
 #endif  // PPAPI_SHARED_IMPL_PRIVATE_TCP_SOCKET_PRIVATE_IMPL_H_